Department of Chemical Engineering, Faculty of Engineering, Universitas Muhammadiyah Surakarta, Surakarta, Indonesia
BibTex Citation Data :
@article{JKSA53508, author = {Jasmine Rahma Kesuma Nirvana and Eni Budiyati and Akida Mulyaningtyas}, title = {Synthesis and Characterization of Gambas (Luffa acutangula) Peel–Based Bioplastic Reinforced by Silica}, journal = {Jurnal Kimia Sains dan Aplikasi}, volume = {26}, number = {4}, year = {2023}, keywords = {Bioplastic; Gambas Peel; Silica; Polyvinyl Alcohol; Vinegar}, abstract = { Gambas (Luffa acutangula) plants contain a relatively high carbohydrate of 68.2%, whereas its peel contains 38.94% of carbohydrates and 20.6% of fibers. Gambas peels are rarely utilized and are typically discarded as food waste. Silica can be used as a filler and reinforcement material to improve the physical and mechanical properties. This study discussed synthesizing and characterizing bioplastics from Gambas peel reinforced by silica using polyvinyl alcohol (PVA) as a plasticizer with a mass of 8 g and 9 g and vinegar as a compatibilizer with volumes of 7 mL and 8 mL. The gelatinization temperature was adjusted at 85°C and 95°C. The synthesized bioplastics have improved mechanical characteristics due to the addition of PVA. The addition of vinegar as a compatibilizer revealed a homogenous mixture in surface morphological analysis. The highest performance of bioplastic samples was obtained from sample 7 with 8 mL vinegar, 9 g of PVA, and at 85°C of gelatinization temperature. The results showed that the maximum tensile strength reached 0.034 N/mm 2 , the elongation was 225%, the value of Young’s modulus was 0.015 N/mm 2 , the thermal stability reached 74.34% weight loss by heating up to 400°C, and the melting temperature reached at 220°C, the absorption of water was 37.61%, and the weight loss was 20.3% after ten days of soil burial. }, issn = {2597-9914}, pages = {151--159} doi = {10.14710/jksa.26.4.151-159}, url = {https://ejournal.undip.ac.id/index.php/ksa/article/view/53508} }
Refworks Citation Data :
Gambas (Luffa acutangula) plants contain a relatively high carbohydrate of 68.2%, whereas its peel contains 38.94% of carbohydrates and 20.6% of fibers. Gambas peels are rarely utilized and are typically discarded as food waste. Silica can be used as a filler and reinforcement material to improve the physical and mechanical properties. This study discussed synthesizing and characterizing bioplastics from Gambas peel reinforced by silica using polyvinyl alcohol (PVA) as a plasticizer with a mass of 8 g and 9 g and vinegar as a compatibilizer with volumes of 7 mL and 8 mL. The gelatinization temperature was adjusted at 85°C and 95°C. The synthesized bioplastics have improved mechanical characteristics due to the addition of PVA. The addition of vinegar as a compatibilizer revealed a homogenous mixture in surface morphological analysis. The highest performance of bioplastic samples was obtained from sample 7 with 8 mL vinegar, 9 g of PVA, and at 85°C of gelatinization temperature. The results showed that the maximum tensile strength reached 0.034 N/mm2, the elongation was 225%, the value of Young’s modulus was 0.015 N/mm2, the thermal stability reached 74.34% weight loss by heating up to 400°C, and the melting temperature reached at 220°C, the absorption of water was 37.61%, and the weight loss was 20.3% after ten days of soil burial.
Article Metrics:
Last update:
Last update: 2024-05-08 09:34:29
As an article writer, the author has the right to use their articles for various purposes, including use by institutions that employ authors or institutions that provide funding for research. Author rights are granted without special permission.
Author who publishes a paper at JKSA has the broad right to use their work for teaching and scientific purposes without the need to ask permission, including: used for (i) teaching in the author's class or institution, (ii) presentation at meetings or conferences and distributing copies to participants ; (iii) training conducted by the author or author's institution; (iv) distribution to colleagues for research use; (v) use in the compilation of subsequent authors' works; (vi) inclusion in a thesis or dissertation; (vi) reuse of part of the article in another work (with citation); (vii) preparation of derivative works (with citation); (viii) voluntary posting on open websites operated by authors or author institutions for scientific purposes (follow the CC BY-SA License).
Authors and readers can copy and redistribute material in any media or format, and mix, modify, and build material for any purpose but they must provide appropriate credit (provide article citation or content), providing links to the license, and indicate if there are changes.
The authors submitting a manuscript do so on the understanding that if accepted for publication, copyright of the article shall be assigned to Jurnal Kimia Sains dan Aplikasi (JKSA). Copyright encompasses rights to reproduce and deliver the article in all form and media, including reprints, photographs, microfilms and any other similar reproductions, as well as translations.
Reproduce any part of this journal, its storage in the database or its transmission by all forms or media is permitted does not need for written permission from JKSA. However, it should be cited as an honor in academic manners
JKSA and the Chemistry Department of Diponegoro University and the Editor make every effort to ensure that there are no data, opinions, or false or misleading statements published in JKSA. However, the content of the article is the sole and exclusive responsibility of each author.
The Copyright Transfer Form can be downloaded here: [Copyright Transfer Form - Indonesian] [Copyright Transfer Form - English]. The copyright form should be signed originally and send to the Editor in the form of printed letters, scanned documents sent via email or fax.
Adi Darmawan, Ph.D (Editor in Chief)
Editor in chief of Jurnal Kimia Sains dan Aplikasi (JKSA)
Chemistry Department, Faculty of Sciences and Mathematics, Diponegoro University
Visitor: View My Stats
Jurnal Kimia Sains dan Aplikasi is indexed in:
This work is licensed under a Creative Commons Attribution-ShareAlike 4.0 International License.
